1540009
Unimec™ is a reliable switch with a unique contact concept - switch is capable of producing eight different contact functions depending on the PC board layout. Unimec™ switches are known for their crisp, audible, tactile feel.
Key Features
- Series: 154
- Switch function: momentary
- Terminal: quiet
- Housing color: black
Specifications
General Specifications:
- Max. 250 mA - 120 V - 9 W AC - 6 W DC
- 2 pole
- Momentary or latching
- 8 contact functions
- Temperature range: -40/+160 ºC
- Through-hole version (TH)
Environmental Specifications:
- Working temperature: -40/ +160 ⁰C
- Storage temperature: -65/+160 ⁰C
- Soldering: IEC 68-2-20
- ENVIRONMENTAL ENDURANCE IEC 68-2-3
- Temperature +40⁰C
- Humidity 93% RH
- Duration 56 days
- Sealing IEC 529: IP54
Electrical Specifications:
- Contact resistance: Max. 100 m Ω (initially)
- Insulation resistance: >10 M Ω
- Recommended load: Max. 250 mA – 120 V – 9W AC – 6W DC Silver - Min. 0.5 mA Gold - Min. 0.5μ A
- Max. Current in non switching state: 0.5 A
- Contact bounce: Max. 10 ms
- Dielectric strength between adjacent contacts: 1000 V for 2 min.
- Insulation resistance between adjacent contacts: 5 X 1013 Ω
- Capacitance between adjacent contacts: 0.5 pF
Materials:
- Housing and actuator: LCP UL94V0
- Switch spring: Stainless steel
- Key spring: Stainless steel
- Latch pin: Stainless steel
- Fixed contact: Silver - SnCu+2μNi+3μAg Gold - SnCu+2μNi+3μAu
- Moving contact: Silver - Stainless steel +3μAg Gold - Stainless steel +3μAg+1μAu
- Terminals: SnCu+2μNi+3μSn100
- Contact lubricant: Special protective lubricant Klüber Barrierta I EL Fluid
Mechanical Specifications:
- Standard actuation force: Typ 2.5 N
- Max. Actuation force: 100 N for 10 sec.
- Key travel: 1.8 mm
- Lifetime: Momentary - >10.000.000 cycles Latching - 5.000.000 cycles
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